Controller Accessories

1/2″ Solenoid Valve Kit

Item 550300 Category Controller Accessories

1/2″ 110V Solenoid Valve Kit (solenoid & check valve, strainer)

1/2″ 110V solenoid valve kit with solenoid, check valve, and strainer. Reliable control for higher‑flow chemical feed.

Item 550331 Category Controller Accessories

Interlock Pressure Switch Kit, 240 Volt, 1-6 PSI

Item 550591 Category Controller Accessories

Strainer Kit Large (includes strainer, valves, and clamps)

Item 550208 Category Controller Accessories

pH Probe – Heavy Duty (3′ long)

Item 550026 Category Controller Accessories

1/4″ injector fitting for 1/4″ tubing (old style flow cell)